When a connection is opened to a "laf"
object; this
object can then be indexed roughly as one would a data.frame
.
# S4 method for laf
[(x, i, j, drop)# S4 method for laf_column
[(x, i, j, drop)
an object of type "laf"
or
"laf_column"
.
an logical or numeric vector with indices. The rows which should be selected.
a numeric vector with the columns to select.
a logical indicating whether or not to convert the result to a
vector when only one column is selected. As in when indexing a
data.frame
.